v1.6.0 — Notion, OpenClaw, 7 platforms

Added

• Notion integration: AI Custom Skill template for in-Notion text quality checks
• Notion MCP workflow documentation (Claude Code + Notion MCP server)
• OpenClaw support: native plugin manifest (openclaw.plugin.json)
• ClawHub marketplace readiness
• OpenClaw and Notion installation instructions in both READMEs
• notion/ directory with self-contained skill template and bilingual setup guide

Changed

• Platform support expanded: Claude Code, Codex CLI, Gemini CLI, Cursor, OpenClaw, Notion
• Consistent digit formatting across all README files (English: ~1,040; Russian: ~1 040)

Fixed

• Claude Code install: added @claude-community marketplace suffix
• Codex CLI: replaced non-existent codex install with interactive /plugins browser
• Cursor: added /add-plugin as primary install method, manual copy as fallback
• OpenClaw: corrected install syntax to clawhub:ru-text format
• Notion: fixed keyboard shortcut (removed wrong Ctrl+J), corrected menu path
• Typography: fixed closing lapki quote U+0022 → U+201C in SKILL.md and Notion template
• OpenClaw manifest: removed undocumented fields (kind, enabledByDefault)
• Cursor: corrected manual install path, added Windows PowerShell path (thanks @dreik, PR #8)
• Cursor: documented ~/.cursor/plugins/local/ as full plugin local testing path

Full Changelog: v1.5.1...v1.6.0